Aduro Clean TechnologiesTSX:ACT -0.89%44 PB Ratio is 16.71 as of Jun. 25, 2026, which is 3% above its 10-year median of 16.25. GuruFocus rates TSX:ACT with a GF Score™ of 44/100 and a GF Value™ of C$4.57 (Significantly Overvalued). The stock has 1 warning sign investors should review. Among 2,986 Industrial Products companies, Aduro Clean Technologies ranks worse than 96.15% on this metric.
The historical rank and industry rank for Aduro Clean Technologies's PB Ratio or its related term are showing as below:
TSX:ACT'
s PB Ratio Range Over the Past 10 Years
Min: 1.34 Med: 16.25 Max: 40.13
Current: 16.71
During the past 8 years, Aduro Clean Technologies's highest PB Ratio was 40.13. The lowest was 1.34. And the median was 16.25.
TSX:ACT's PB Ratio is ranked worse than 96.15% of 2986
companies
in the Industrial Products industry
Industry Median: 2.32
vs TSX:ACT: 16.71
During the past 12 months, Aduro Clean Technologies's average Book Value Per Share Growth Rate was 174.40% per year.
During the past 3 years, the average Book Value Per Share Growth Rate was 38.70% per year.
During the past 8 years, the highest 3-Year average Book Value Per Share Growth Rate of Aduro Clean Technologies was 38.70% per year. The lowest was -15.80% per year. And the median was 14.80% per year.
Back to Basics: PB Ratio
Aduro Clean Technologies (TSX:ACT) PB Ratio Explanation
The PB Ratio works the best for the businesses that earn most of their profit from their assets, e.g. banks and insurance companies.
Be Aware
Some businesses have very light assets, such as software companies or insurance agencies. The PB Ratio does not work well for these companies. Some companies even have negative equity, so the PB Ratio cannot be applied to them.
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
For the Pollution & Treatment Controls subindustry, Aduro Clean Technologies's PB Ratio, along with its competitors' market caps and PB Ratio data, can be viewed below:
* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.
Aduro Clean Technologies PB Ratio vs Industrial Products Industry
For the Industrial Products industry and Industrials sector, Aduro Clean Technologies's PB Ratio distribution charts can be found below:
* The bar in red indicates where Aduro Clean Technologies's PB Ratio falls into.
The PB Ratio, or Price-to-Book ratio, or Price/Book, is a financial ratio used to compare a company's market price to its Book Value per Share. It is a ratio widely used to value stocks.
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
It can also be calculated from the numbers for the whole company:
A closely related ratio is called Price-to-Tangible-Book. The difference between Price-to-Tangible-Book and PB Ratio is that book value other than intangibles are used in the calculation.
Aduro Clean Technologies (TSX:ACT) has a PB Ratio of 16.71 as of Jun. 25, 2026. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on Aduro Clean Technologies and its competitors. This is near median its historical median of 16.25. Over the past decade, Aduro Clean Technologies' PB Ratio has ranged from 1.34 to 40.13. According to the industry distribution chart, Aduro Clean Technologies ranks #2871 out of 2986 companies in the Industrial Products industry, placing it in the top 96.1%.
Is Aduro Clean Technologies' PB Ratio too high?
Aduro Clean Technologies' current PB Ratio of 16.71 is near median its 10-year median of 16.25. Over the past 10 years, this metric has ranged from a low of 1.34 to a high of 40.13. The Industrial Products industry median PB Ratio is 2.32. Aduro Clean Technologies' value of 16.71 is 620.3% above this industry median. Based on the distribution chart, Aduro Clean Technologies ranks #2871 out of 2986 companies in the Industrial Products industry, which is in the bottom quartile relative to peers. Overall, Aduro Clean Technologies has a GF Score™ of 44/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Aduro Clean Technologies' PB Ratio compare to VLTO and ZWS?
According to the Industrial Products industry distribution chart, Aduro Clean Technologies ranks #2871 out of 2986 companies for PB Ratio. This places Aduro Clean Technologies in the lower half of its industry. The industry median PB Ratio is 2.32. Aduro Clean Technologies' value of 16.71 is 620.3% above this benchmark. Historically, Aduro Clean Technologies' own PB Ratio has ranged from 1.34 to 40.13 over the past decade. While the company's 10-year median is 16.25 vs. the industry median of 2.32, Aduro Clean Technologies has consistently been above the industry average. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good PB Ratio for an Industrial Products company?
The median PB Ratio among Industrial Products companies is 2.32, based on 2,986 companies in the industry. Companies in the top quartile (top 25%) have a PB Ratio significantly above this median, while those in the bottom quartile fall well below. However, PB Ratio should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Aduro Clean Technologies's current PB Ratio of 16.71 is 620.3% above the industry median. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high PB Ratio mean?
A high PB Ratio can signal that a stock is expensive relative to its fundamentals. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on Aduro Clean Technologies and its competitors. For the Industrial Products industry, the median PB Ratio is 2.32 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Aduro Clean Technologies's current PB Ratio is 16.71, which is near median its own 10-year median of 16.25. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Aduro Clean Technologies stock overvalued right now?
Based on GuruFocus' analysis, Aduro Clean Technologies (TSX:ACT) is currently considered Significantly Overvalued. The stock's GF Value™ is C$4.57, compared to a current price of C$20.04 — trading 338.5% above its estimated fair value. The current PB Ratio is 16.71, which is near median its 10-year median of 16.25 and 620.3% above the Industrial Products industry median of 2.32. Aduro Clean Technologies' overall GF Score™ is 44/100 with 1 warning sign to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is PB Ratio calculated?
PB Ratio is calculated from a company's financial statements. For Aduro Clean Technologies (TSX:ACT), the current PB Ratio is 16.71 as of Jun. 25, 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.
Is Aduro Clean Technologies (TSX:ACT) Overvalued in 2026?
Based on GuruFocus' analysis, Aduro Clean Technologies stock appears to be overvalued.
The current stock price of C$20.04 is trading 338.5% above its estimated GF Value™ of C$4.57.
GuruFocus considers Aduro Clean Technologies to be Significantly Overvalued.
Key valuation signals for TSX:ACT:
PB Ratio: 16.71 (near median its 10-year median of 16.25)
GF Value™: C$4.57 vs. price of C$20.04 (338.5% above fair value)
Industry Position: 620.3% above the Industrial Products median (#2871 of 2986)
No single metric tells the full story. See the TSX:ACT stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Aduro Clean Technologies Inc is engaged in development and commercialization of its Hydrochemolytic technology (HCT) to create higher-value chemicals and fuels from lower-value feedstocks including waste plastics. It focuses on developing environmentally responsible technology for converting end-of-life plastics and tire rubber to specialty chemicals and fuels that replace petroleum, upgrading of heavy crude oils and the transformation of renewable oils into renewable fuels and specialty chemicals.
44GF Score
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